• 2022-07-23
    设函数 [tex=4.143x1.357]9L2r5tlh3JJ32yY4a6m3XQ==[/tex] 在 [tex=2.214x1.357]BBsQyjaNPR/OoqeFMMndcw==[/tex] 内可导, [tex=3.714x1.357]+AP6h1xL4A8z+wDLjh5cvg==[/tex], 且 [tex=14.786x1.429]w6PVZnaDpV6OaJNAIufU/Km4T2nxnYwj/EK5GlAw/6tUHayvphmV223R1ZuM/gxoPHsiaSgOV8OPW/8o9rVB+hLpMnAXt3TqSvxr6qeXK0I=[/tex]. 证明: [tex=10.286x1.357]5cM/LvJqoCikO7A5c+WCIL0ubHbvHixeroMEMoqEbbpE52LgirFvvVVtUgNwmHn/Ivylwtke+GBKjsS1NoBPuw==[/tex]. (其中 [tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex] 是常数 ) (提示: 考虑函数 [tex=7.0x1.357]12W7M2LFkjMVu6k85Ni5DqYbfLH/4ycRbgiysN0SeU8=[/tex]).
  • 举一反三